How can I add a row in the account_invoice_line detail that is shown with a specific format of tabs, line breaks, etc. similar to this example. It should be placed under each item on the invoice.
product | description | quantity | price | subtotal |
Server i9 | server i9 | 1 | 1000 | 1000 |
additional Reference: | ||||
includes: | ||||
* according to contract number: xxxx | ||||
*acceptance code: 1111 | ||||
*includes after sales service. | ||||
item 2 | item 2 | 1 | 500 | 500 |
additional Reference: | ||||
includes: | ||||
*Power cable not included. |